/*
 * Copyright (c) 2019 - now, Eggroll Authors. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.webank.eggroll.core.io.adapter

trait SortedKvAdapter extends AutoCloseable {
  def get(key: Array[Byte]): Array[Byte]

  def put(key: Array[Byte], value: Array[Byte])

  def iterate(): SortedKvIterator

  def writeBatch(iter: Iterator[(Array[Byte], Array[Byte])])
}

trait SortedKvIterator extends Iterator[(Array[Byte], Array[Byte])] with AutoCloseable {
}
